org.kocakosm.pitaya.io

Class Scanf

java.lang.Object

org.kocakosm.pitaya.io.Scanf

public final class Scanf
extends Object

Very simple utility class to easily read from the standard input. For a more powerful API, use Scanner.

Author:

Osman KOCAK

Method Summary

Methods

Modifier and Type	Method and Description
static BigDecimal	readBigDecimal() Reads the next line from the standard input and parses it into a BigDecimal value.
static BigInteger	readBigInteger() Reads the next line from the standard input and parses it into a BigInteger value.
static BigInteger	readBigInteger(int radix) Reads the next line from the standard input and parses it into a BigInteger value with the specified radix.
static boolean	readBoolean() Reads the next line from the standard input and parses it into a boolean value.
static double	readDouble() Reads the next line from the standard input and parses it into a double value.
static int	readInt() Reads the next line from the standard input and parses it into an int value.
static int	readInt(int radix) Reads the next line from the standard input and parses it into an int value with the specified radix.
static long	readLong() Reads the next line from the standard input and parses it into a long value.
static long	readLong(int radix) Reads the next line from the standard input and parses it into a long value with the specified radix.
static String	readString() Reads the next line from the standard input using the system's default charset.
static String	readString(Charset charset) Reads the next line from the standard input using the given charset.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

readString

public static String readString()
                         throws IOException

Reads the next line from the standard input using the system's default charset.

Returns:

the next line read from the standard input.

Throws:

IOException - if the standard input cannot be read.

readString

public static String readString(Charset charset)
                         throws IOException

Reads the next line from the standard input using the given charset.

Parameters:

charset - the charset to use.

Returns:

the next line read from the standard input.

Throws:

NullPointerException - if charset is null.

IOException - if the standard input cannot be read.

readBoolean

public static boolean readBoolean()
                           throws IOException

Reads the next line from the standard input and parses it into a boolean value. The strings "true", "on", "yes" (ignoring spaces and case) return true, all other strings will return false.

Returns:

the parsed boolean value.

Throws:

IOException - if the standard input cannot be read.

readInt

public static int readInt()
                   throws IOException

Reads the next line from the standard input and parses it into an int value.

Returns:

the parsed int value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readInt

public static int readInt(int radix)
                   throws IOException

Reads the next line from the standard input and parses it into an int value with the specified radix.

Parameters:

radix - the radix to be used in interpreting the read line.

Returns:

the parsed int value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readLong

public static long readLong()
                     throws IOException

Reads the next line from the standard input and parses it into a long value.

Returns:

the parsed long value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readLong

public static long readLong(int radix)
                     throws IOException

Reads the next line from the standard input and parses it into a long value with the specified radix.

Parameters:

radix - the radix to be used in interpreting the read line.

Returns:

the parsed long value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readBigInteger

public static BigInteger readBigInteger()
                                 throws IOException

Reads the next line from the standard input and parses it into a BigInteger value.

Returns:

the parsed BigInteger value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readBigInteger

public static BigInteger readBigInteger(int radix)
                                 throws IOException

Reads the next line from the standard input and parses it into a BigInteger value with the specified radix.

Parameters:

radix - the radix to be used in interpreting the read line.

Returns:

the parsed BigInteger value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readDouble

public static double readDouble()
                         throws IOException

Reads the next line from the standard input and parses it into a double value.

Returns:

the parsed double value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.

readBigDecimal

public static BigDecimal readBigDecimal()
                                 throws IOException

Reads the next line from the standard input and parses it into a BigDecimal value.

Returns:

the parsed BigDecimal value.

Throws:

IOException - if the standard input cannot be read.

NumberFormatException - if the line cannot be parsed.